To Feather One's Nest

To Feather One's Nest : Phrases

To provide for one's comfort; especially, for comfort in later life by amassing wealth.

Example:

Politicians today are more concerned with feathering their pension nest than paying attention to ruinning the country.

Origin:

It is the practice of many birds, after building their nests, to pluck down from their breasts to provide a soft lining that will be comfortable during the long hours of setting upon the eggs. Thanks to Katie Cutie.